[X86] Introduction of FeatureX87.
Add FeatureX87 in X86 backend to be able to define CPUs which doesn't have x87.
Differential Revision: http://reviews.llvm.org/D13979
llvm-svn: 264148
diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp
index 6e72a4e..7f4dfe7 100644
--- a/llvm/lib/Target/X86/X86Subtarget.cpp
+++ b/llvm/lib/Target/X86/X86Subtarget.cpp
@@ -239,6 +239,7 @@
void X86Subtarget::initializeEnvironment() {
X86SSELevel = NoSSE;
X863DNowLevel = NoThreeDNow;
+ HasX87 = false;
HasCMov = false;
HasX86_64 = false;
HasPOPCNT = false;